21711764

素因数分解:

$2^2\times {\mathrm{59}}^1\times {\mathrm{197}}^1\times {\mathrm{467}}^1$

素因数の和:727

約数の個数: 24

約数和(自身を含む): 38918880

約数和(自身を除く): 17207116

約数列:

[1, 2, 4, 59, 118, 197, 236, 394, 467, 788, 934, 1868, 11623, 23246, 27553, 46492, 55106, 91999, 110212, 183998, 367996, 5427941, 10855882, 21711764]

約数ペア:

[(1, 21711764), (2, 10855882), (4, 5427941), (59, 367996), (118, 183998), (197, 110212), (236, 91999), (394, 55106), (467, 46492), (788, 27553), (934, 23246), (1868, 11623)]